<template>
  <div :id=chartId style="width:100%;height:200px"></div>
</template>

<script>
export default {
  name: 'WftCharts',
  props: {
    chartId: String
  },
  data () {
    return {
      myChart: null
    }
  },
  computed: {
    option () {
      return {
        color: ['#3398DB'],
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            // 坐标轴指示器，坐标轴触发有效
            type: 'shadow' // 默认为直线，可选为：'line' | 'shadow'
          }
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: [
          {
            type: 'category',
            data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
            axisTick: {
              alignWithLabel: true
            }
          }
        ],
        yAxis: [
          {
            type: 'value'
          }
        ],
        series: [
          {
            name: '直接访问',
            type: 'bar',
            barWidth: '60%',
            data: [10, 52, 200, 334, 390, 330, 220]
          }
        ]
      }
    }
  },
  methods: {
    drawWft (v) {
      this.myChart = this.$echarts.init(document.getElementById(v))
      this.myChart.setOption(this.option)
      window.onload = this.myChart.resize
      window.onresize = this.myChart.resize
    }
  },
  mounted () {
    window.setTimeout(() => {
      this.myChart = this.chartId
      this.drawWft(this.myChart)
    }, 10)
  }
}
</script>

<style lang='stylus' scoped>
</style>
